795  
CDUS41 KLWX 192126  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT THU SEP 19 2024  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 19 2024...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 3:17 PM 96 1895 80 5 79  
MINIMUM 70 5:48 AM 44 1916 63 7 62  
AVERAGE 78 71 7 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.23 1875 0.14 -0.14 0.00  
MONTH TO DATE 0.45 2.52 -2.07 1.34  
SINCE SEP 1 0.45 2.52 -2.07 1.34  
SINCE JAN 1 29.54 30.43 -0.89 23.83  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 13 7 6 6  
MONTH TO DATE 150 182 -32 245  
SINCE SEP 1 150 182 -32 245  
SINCE JAN 1 1865 1634 231 1582    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 4:00 AM  
LOWEST 48 4:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 94 1895  
MINIMUM TEMPERATURE (F) 63 41 1916  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2024.....SUNRISE 6:54 AM EDT SUNSET 7:09 PM EDT  
SEPTEMBER 20 2024.....SUNRISE 6:54 AM EDT SUNSET 7:07 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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